Design Services According to Various Codes across Canada and USA


At Little P.Eng., our pressure vessel specialists have designed numerous pressure vessels, heat exchangers, columns and storage tanks according to standards and codes of different regions and countries. The design solutions we use include PV Elite, Compress, NozzlePro, VVD TANK, AMETANK. We have developed our own calculation sheets to maximize efficiency and accuracy. We are also capable of designing non-standard components.


Little P.Eng. offers the following analysis:

  • Horizontal vessel, vertical vessel and column analysis

  • Heat-exchanger analysis

  • Cone, Dome, Umbrella and Floating roof tank analysis

  • Analysis of response to wind and earthquake

  • Stability analysis of columns and chimneys and vortex shedding

  • Pressure vessel fatigue analysis

  • Evaluation and fatigue analysis of heat exchanger expansion joints

  • Residual life-span evaluation of in-service equipment

Additional services:

  • Local stress analysis

  • Flange leakage analysis

  • In-service equipment defect check

  • Evaluation of the discharge of storage tank safety valves

  • Tank settlement analysis

Codes and Standards:

ASME VIII-1, ASME VIII-2, TEMA, EN 13445, PD 5500, AD 2000, WRC 107(537), WRC 297, WRC 368, API 620, API 650, EN 14620


Technologies used for code design services:

Tools: Codeware Compress, Intergraph PVElite, Intergraph VVD, Little P.Eng. Spreadsheet


Other Engineering Services:

Located in Calgary, Alberta; Vancouver, BC; Toronto, Ontario; Buena Park, California. We offer our Piping Engineering Services, Skid Design Services, Pipeline Engineering Services and Structural Engineering Services across Canada. To get our Piping Stress Analysis Services, please contact our Engineering company.


Our professional piping stress engineers have a bachelor's and Masters degree in mechanical / structural engineering and province license (P.Eng.) in Alberta, Saskatchewan, British Columbia and Ontario. We review, validate, certify and stamp piping and structural packages. Also check Industries We Serve.


We provide premium piping engineering & full-service pipe design and pipeline / pipe stress analysis services, from initial concept through final construction. We serve all types of industries across Canada & globally. Using CAESAR II and pipe stress calculations as per API, ASME B31.3, B31.1, B31.8, B31.4, CSA Z662.


Industries served:

  • Oil & Gas

  • Chemical

  • Pharmaceutical

  • Food

  • Petrochemical

  • Water

  • Electricity

  • Nuclear

  • Offshore

  • Civil & Structural